﻿using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Data;
using System.Windows.Media;

namespace StockMarketTool.Converter
{
    public class StockValueToCollapsedConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            double v = 0.0d;
            if (double.TryParse(value.ToString(), out v))
            {
                if (v >= 0.0d)
                {
                    return Visibility.Collapsed;
                }
            }
            return Visibility.Visible;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}
